Description: Light compact, convenient to use and transport All epoxy sealed containers with waterproof housing With overload/over-current/overheat/low voltage protection, stable performance Input voltage: DC 12/24V (8-36V),Output Voltage: 5V DC,Output Current: 4A Max Some applications:Bus, CMB, large trucks, motor car, solar power, bus display, taxi advertising screen, taxi radio, car audio, LCD TV, LED, intercom and monitoring system,etc. Specification: Total Power: 20W Size: 46*32*18mm(L*W*H) Wire length: Approx. 13cm Package Includes: 1 Piece DC/DC Converter